class_docstr: NextItNet Model
  
  :Citation:
      Yuan, Fajie, et al. "A Simple Convolutional Generative Network
      for Next Item Recommendation", in Web Search and Data Mining, 2019.
  
  .. note::
  
      It requires strong sequence with dataset.
code: def _normal_output(self):
      model_output = self.dilate_input[:, -1, :]
      model_output = tf.concat(
          [model_output, self.target_item_embedding[:, -1, :]], -1
      )
      return model_output
  
file_path: recommenders/recommenders/models/deeprec/models/sequential/nextitnet.py
imports: import tensorflow
  from recommenders.models.deeprec.models.sequential.sequential_base_model import SequentialBaseModel
label_desc: Use image node_id 3 for calling the NextItNetModel obj's underlying member method code with example usage: obj._normal_output() and returns: model_output